Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Gracilechinus elegans (ambulacral plates) Description Ambulacral plates: Left: Aboral side. Right: At peristomial edge. Each plate is set with one primary tubercle.Scale 4 mm. Author Mortensen, Theodor JPG file - 136.76 kB - 945 x 540 pixels added on 2011-02-23707 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Mortensen, Theodor Click here to return to the thumbnails overview